body {
    font-family: 'Arial', sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f4f4f4;
    color: #333;
}

header {
    background-color: #007bff;
    color: white;
    text-align: center;
    padding: 20px;
}

h1 {
    margin: 0;
}

#products {
    padding: 20px;
    text-align: center;
}

.product {
    display: inline-block;
    margin: 20px;
    background-color: white;
    border: 1px solid #ddd;
    border-radius: 8px;
    padding: 10px;
    width: 250px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

.product img {
    width: 100%;
    height: auto;
    border-radius: 8px;
}

footer {
    background-color: #333;
    color: white;
    text-align: center;
    padding: 10px;
    position: fixed;
    width: 100%;
    bottom: 0;
}

.buy-btn {
    background-color: #28a745;
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 5px;
    cursor: pointer;
    font-size: 16px;
    margin-top: 10px;
}

.buy-btn:hover {
    background-color: #218838;
}